<template>
	<view class="page-body">
		<view class='wrapper'>
			<view class='toolbar' @tap="format" style="overflow-y: auto;">
				<view :class="formats.bold ? 'ql-active' : ''" class="iconfont-editor icon-zitijiacu" data-name="bold">
				</view>
				<view :class="formats.italic ? 'ql-active' : ''" class="iconfont-editor icon-zitixieti"
					data-name="italic">
				</view>
				<view :class="formats.underline ? 'ql-active' : ''" class="iconfont-editor icon-zitixiahuaxian"
					data-name="underline"></view>
				<view :class="formats.strike ? 'ql-active' : ''" class="iconfont-editor icon-zitishanchuxian"
					data-name="strike"></view>
				<!-- #ifndef MP-BAIDU -->
				<view :class="formats.align === 'left' ? 'ql-active' : ''" class="iconfont-editor icon-zuoduiqi"
					data-name="align" data-value="left"></view>
				<!-- #endif -->
				<view :class="formats.align === 'center' ? 'ql-active' : ''" class="iconfont-editor icon-juzhongduiqi"
					data-name="align" data-value="center"></view>
				<view :class="formats.align === 'right' ? 'ql-active' : ''" class="iconfont-editor icon-youduiqi"
					data-name="align" data-value="right"></view>
				<!-- 				<view :class="formats.align === 'justify' ? 'ql-active' : ''" class="iconfont-editor icon-zuoyouduiqi"
					data-name="align" data-value="justify"></view> -->
				<!-- #ifndef MP-BAIDU -->
				<!--				<view :class="formats.lineHeight ? 'ql-active' : ''" class="iconfont-editor icon-line-height"
					data-name="lineHeight" data-value="2"></view> -->
				<!-- 				<view :class="formats.letterSpacing ? 'ql-active' : ''" class="iconfont-editor icon-Character-Spacing"
					data-name="letterSpacing" data-value="2em"></view> -->
				<!-- 			<view :class="formats.marginTop ? 'ql-active' : ''" class="iconfont-editor icon-722bianjiqi_duanqianju"
					data-name="marginTop" data-value="20px"></view> -->
				<!-- <view :class="formats.marginBottom ? 'ql-active' : ''"
					class="iconfont-editor icon-723bianjiqi_duanhouju" data-name="marginBottom" data-value="20px">
				</view> -->
				<!-- #endif -->

				<!-- <view class="iconfont-editor icon-clearedformat" @tap="removeFormat"></view> -->

				<!-- #ifndef MP-BAIDU -->
				<!-- 		<view :class="formats.fontFamily ? 'ql-active' : ''" class="iconfont-editor icon-font"
					data-name="fontFamily" data-value="Pacifico"></view> -->
				<!-- 		<view :class="formats.fontSize === '24px' ? 'ql-active' : ''" class="iconfont-editor icon-fontsize"
					data-name="fontSize" data-value="24px"></view> -->
				<!-- #endif -->
				<!-- <view :class="formats.color === '#0000ff' ? 'ql-active' : ''" class="iconfont-editor icon-text_color"
					data-name="color" data-value="#0000ff"></view> -->
				<!-- 	<view :class="formats.backgroundColor === '#00ff00' ? 'ql-active' : ''"
					class="iconfont-editor icon-fontbgcolor" data-name="backgroundColor" data-value="#00ff00"></view> -->
				<view class="iconfont-editor icon-date" @tap="insertDate"></view>
				<view class="iconfont-editor icon--checklist" data-name="list" data-value="check"></view>
				<view :class="formats.list === 'ordered' ? 'ql-active' : ''" class="iconfont-editor icon-youxupailie"
					data-name="list" data-value="ordered"></view>
				<view :class="formats.list === 'bullet' ? 'ql-active' : ''" class="iconfont-editor icon-wuxupailie"
					data-name="list" data-value="bullet"></view>

				<view class="iconfont-editor icon-undo" @tap="undo"></view>
				<view class="iconfont-editor icon-redo" @tap="redo"></view>

				<view class="iconfont-editor icon-outdent" data-name="indent" data-value="-1"></view>
				<view class="iconfont-editor icon-indent" data-name="indent" data-value="+1"></view>
				<view class="iconfont-editor icon-fengexian" @tap="insertDivider"></view>
				<view class="iconfont-editor icon-charutupian" @tap="insertImage"></view>
				<!-- 	<view :class="formats.header === 1 ? 'ql-active' : ''" class="iconfont-editor icon-format-header-1"
					data-name="header" :data-value="1"></view> -->
				<!-- <view :class="formats.script === 'sub' ? 'ql-active' : ''" class="iconfont-editor icon-zitixiabiao"
					data-name="script" data-value="sub"></view> -->
				<!-- <view :class="formats.script === 'super' ? 'ql-active' : ''" class="iconfont-editor icon-zitishangbiao"
					data-name="script" data-value="super"></view> -->

				<view class="iconfont-editor icon-shanchu" @tap="clear"></view>
				<!-- 	<view :class="formats.direction === 'rtl' ? 'ql-active' : ''" class="iconfont-editor icon-direction-rtl"
					data-name="direction" data-value="rtl"></view> -->
			</view>

			<view class="editor-wrapper">
				<editor id="editor" class="ql-container" @input="editorInput" :placeholder="placeholder" show-img-size
					show-img-toolbar show-img-resize @statuschange="onStatusChange" :read-only="readOnly"
					@ready="onEditorReady">
				</editor>
			</view>
		</view>
	</view>
</template>

<script lang="ts">
	import { computed } from "@vue/runtime-dom";
	import { ref, getCurrentInstance, defineComponent, watch } from "vue"
	export default defineComponent({
		props: {
			modelValue: {
				type: String,
			},
			uploadImg: {
				type: Function,
			},
			placeholder: {
				type: String,
				default: "请输入..."
			},
		},
		emits: ['update:modelValue'],
		setup(props, { emit }) {
			const readOnly = ref(false);
			const formats = ref({});
			const editorCtx = ref();
			const innerHtml = ref(props.modelValue || '')
			const that = getCurrentInstance()

			watch(() => props.modelValue, (newVal) => {
				if (editorCtx.value) {
					editorCtx.value.setContents({
						html: newVal || ''
					})
				}

			}, {
				deep: true,
				immediate: true,
			})
			const placeholder = computed(() => {
				return props.placeholder;
			})
			const readOnlyChange = () => {
				readOnly.value = !readOnly.value
			};
			const onEditorReady = () => {
				// #ifdef APP-PLUS || MP-WEIXIN || H5
				const ins = getCurrentInstance()
				uni.createSelectorQuery().in(that).select('#editor').context((res) => {
					console.log(res);
					editorCtx.value = res.context;
					if (editorCtx.value) {
						editorCtx.value.setContents({
							html: props.modelValue || ''
						})
					}
				}).exec()
				// #endif
			};
			const undo = () => {
				editorCtx.value.undo()
			};
			const redo = () => {
				editorCtx.value.redo()
			};
			const editorInput = (e : any) => {
				innerHtml.value = e.detail.html || ''
				emit('update:modelValue', e.detail.html)
			}
			const format = (e) => {
				let {
					name,
					value
				} = e.target.dataset
				if (!name) return
				// console.log('format', name, value)
				editorCtx.value.format(name, value)
			};
			const onStatusChange = (e) => {
				const formats = e.detail
				formats.value = formats
			};
			const insertDivider = () => {
				editorCtx.value.insertDivider({
					success: function () {
						console.log('insert divider success')
					}
				})
			};
			const clear = () => {
				uni.showModal({
					title: '清空编辑器',
					content: '确定清空编辑器全部内容？',
					success: res => {
						if (res.confirm) {
							editorCtx.value.clear({
								success: function (res) {
									console.log("clear success")
								}
							})
						}
					}
				})
			};
			const removeFormat = () => {
				editorCtx.value.removeFormat()
			};
			const insertDate = () => {
				const date = new Date()
				const formatDate = `${date.getFullYear()}/${date.getMonth() + 1}/${date.getDate()}`
				editorCtx.value.insertText({
					text: formatDate
				})
			};
			const insertImage = () => {
				uni.chooseImage({
					count: 1,
					success: async (res) => {
						let src = res.tempFilePaths[0]
						console.log(props.uploadImg)
						if (props.uploadImg) {
							uni.showLoading({
								title: '图片上传中...'
							});
							const res = await props.uploadImg(src);
							src = res.data.src;
							uni.hideLoading();
						}
						editorCtx.value.insertImage({
							src: src,
							alt: '图像',
							success: function () {
								console.log('insert image success')
							}
						})

					}
				})
			};
			return {
				readOnly,
				formats,
				readOnlyChange,
				onEditorReady,
				undo,
				redo,
				format,
				onStatusChange,
				insertDivider,
				clear,
				removeFormat,
				insertDate,
				insertImage,
				editorInput,
				placeholder
			}
		},
	});
</script>

<style lang="less" scoped>
	@import "./icon.css";

	.page-body {
		height: calc(100%);
		max-width: 100%;
	}

	.wrapper {
		height: 100%;

	}

	.editor-wrapper {
		background: #fff;
		max-width: 100%;
	}

	.iconfont-editor {
		display: inline-block;
		width: 68rpx;
		height: 68rpx;
		cursor: pointer;
		font-size: 50rpx;
		display: flex;
		align-items: center;
		justify-content: center;
	}

	.toolbar {
		box-sizing: border-box;
		border-bottom: 0;
		font-family: 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
		display: flex;
		flex-wrap: wrap;
	}

	.ql-container {
		box-sizing: border-box;
		padding: 12rpx 0rpx;
		width: 100%;
		min-height: 200rpx;
		height: 100%;
		font-size: 32rpx;
		line-height: 1.5;
	}

	.ql-active {
		color: #06c;
	}
</style>